EBL 807 Model Individual Battery Charger with 8 Packs AAA 1100mAh Rechargeable Batteries Compatible: Can both charge AA and AAA Ni-MH Ni-Cd rechargeable batteries (Do not charge alkaline or Lithium batteries). How many batteries can be charged at a time: The charger is designed very portable and lightweight, perfectly charge for 1/2/3/4pcs AA/AAA Ni-MH/Ni-Cd batteries. Precharged 15%~20% of capacity by solar energy for EBL batteries. Could be used when you get it. Reasonable Circuit Layout - USB Port - Worldwide Usage Advaned MCU Control With Reasonable Circuit Layout Negative delta V (- ∆V) cut-off function,automatically cut off when fully charged Input and Output: Input: DC 1.0A Worldwide voltage Output: DC 2.8V 1000mA,0.4V output voltage more than most similar charger means faster for charging Charging Time Table: 1 to 4pcs AAA 500-1200mAh: 1.5 - 4 hours(180mA output) 1 to 4pcs AA 1300-2800mAh: 1.5 - 6 hours(200mA output) Portable and Lightweight: Dimensions: 175 x 7.7 x 2.6 (cm) Weight : 170(g) Patent Trickle Charge Mode Unique Trickle Charge Adopting -∆V intellectual cut-off charging method, automatically turn to trickle charge, overheat-detection to prevent over-charging, short circuit protection and reverse polarity protection. Attention: * Please ensure the battery installed is correct: make the +/- pole of the battery is match for the +/- pole of the charger. * Using environment: 0℃ to 40℃, it is normal phenomenon that the battery is warmer than room temperature when charging. * Do not disassemble or reassemble the charger by yourself for safety reason. Details Shows Professional Better Heat Dissipation Heat dissipation design help the EBL 807 battery charger has a better function: overheat-detection to prevent over-charging. Auto & Smart Indicator EBL 807 with personality LED indicator. Red means charging; Green means fully charged. Package Included 1 x EBL 807 battery charger 1 x user manual 8pcs AAA batteries Batteries with Durable Case Packed